Man on Mars? NASA's Maven spacecraft explores the possibility
Published on 21 Sep 2014
The Nasa Maven spacecraft is expected to complete a 10-month voyage to Mars on Sunday. Once in orbit, NASA scientists will gather information about the Red Planet's atmosphere. Information that will hopefully offer clues about Earth's climate and the future possibility of man landing on Mars. The NewsHour's Miles O'Brien talks about the mission's significance with Hari Sreenivasan.